I don't have any Win8 media to test it but I will try to look for one. I recalled that kernel 4.1rc has a patch "ACPICA: Permanently set _REV to the value '2'" that may also change firmware's behaviours, but it does not fix Inspiron 7437's ACPI event just for references. On Fri, Apr 24, 2015 at 4:21 PM, Matthew Garrett <mjg59@xxxxxxxxxxxxx> wrote: > On Thu, Apr 23, 2015 at 11:24:35AM +0800, Alex Hung wrote: >> Dell Inspiron 7437's ACPI events does not work well with Win8 OSI. >> Disabling Win8 OSI can fix wireless hotkey and ACPI battery. > > Does this machine work if you actually install Windows 8 on it? > -- > Matthew Garrett | mjg59@xxxxxxxxxxxxx -- Cheers, Alex Hung -- To unsubscribe from this list: send the line "unsubscribe linux-acpi" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html